Toshiba NB200 - Manual (Page 81)

User’s Manual 6-4
Power and Power-up Modes
Real Time Clock battery
The Real Time Clock (RTC) battery provides power for the internal real
time clock and calendar function and also maintains the system
configuration while the computer is turned off. If the RTC battery becomes
completely discharged, the system will lose this information and the real
time clock and calendar will stop working - in this instance the following
message will be displayed when you turn on the power:
When this error appears, the following action is recommended.
1. Connect the AC adaptor and let the battery charge for 24-hours.
2. Press F2 to enter BIOS setup menu.
3. Set correct time and date.
Care and use of the battery pack
The battery pack is a vital component of portable computing and, as such,
taking proper care of it will help ensure a longer operating time on battery
power as well as deliver a longer life for your battery pack. The instructions
detailed in this section will help to ensure safe operation and maximum
performance.
Refer to the enclosed Instruction Manual for Safety and Comfort for
detailed precautions and handling instructions.
■ The battery pack is a lithium ion battery, which can explode if not
properly replaced, used, handled or disposed of. Dispose of the battery
as required by local ordinances or regulations. Use only batteries
recommended by TOSHIBA as replacements.
■ Do not remove the battery pack while the computer is in Sleep Mode.
In this mode data is stored in memory, so if the computer loses power,
it will be lost.
■ Battery type (depending on the model you purchased)
S
ERROR 0271: Check date and time
settings.
WARNING 0251: System CMOS checksum bad -
Default configuration used.
Press <F1> to resume, <F2> to Setup.
The computer's RTC battery is a lithium battery and should be replaced
only by your dealer or by a TOSHIBA service representative. The battery
can explode if not properly replaced, used, handled or disposed of.
Dispose of the battery as required by local ordinances or regulations.
If you still see the error message after performing the above actions,
please contact your TOSHIBA service representative.